This is very common in Japan. The employees get to apologize on behalf of the company. Also, Nijisanji is a traditional idol company. So, particularly, this kind of practice is not unusual in the industry.
They thought they would get away with their practices internationally. They fucked up, now if PIPEDA get involve (I hope they do), it won't be good for the company. I hope Kurosanji get the taste of Canadian wrath.